From nobody Wed Nov 5 17:25:26 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; dkim=fail spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1496796838029784.2293881081393; Tue, 6 Jun 2017 17:53:58 -0700 (PDT) Received: from localhost ([::1]:40648 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dIPES-0006ff-Ie for importer@patchew.org; Tue, 06 Jun 2017 20:53:56 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34247) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dIOtf-0003N6-A1 for qemu-devel@nongnu.org; Tue, 06 Jun 2017 20:32:29 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dIOte-0002CG-C8 for qemu-devel@nongnu.org; Tue, 06 Jun 2017 20:32:27 -0400 Received: from mail-qt0-x244.google.com ([2607:f8b0:400d:c0d::244]:33068) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dIOte-0002C2-87 for qemu-devel@nongnu.org; Tue, 06 Jun 2017 20:32:26 -0400 Received: by mail-qt0-x244.google.com with SMTP id w1so26596586qtg.0 for ; Tue, 06 Jun 2017 17:32:26 -0700 (PDT) Received: from bigtime.twiddle.net.com (71-217-91-69.tukw.qwest.net. [71.217.91.69]) by smtp.gmail.com with ESMTPSA id m47sm29286qtc.36.2017.06.06.17.32.24 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 06 Jun 2017 17:32:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=0XxsLl5GDyh25/6I9F8MRoDTnhcv/AzbX2Tn7Zd+svM=; b=iQcd7SsADDwnAFGC3WwExCjma/270S/dsuxdhTYAMACuJQCqKJpHfviu9TFFmFg9E+ d4Jtn3KNbAD8AUgRm7C33CM4tT97pYAlPINcnKGn+cybhPY+ZEzAfeYtQYsSrUoYLHVl C19X/O1nM8BnITY2pn5FAAYFjZ0WXJ9M5Aq/JG2HB7ptt6oBZ9N3a7HB6v9Edz2au6xZ nj1aBx+uc3/jKTOINGj0y5BfYB3aOaIcKeidJ1tq6ZYuEDogRCa2kGljcNUSv7tYUOsU sB7nPQhSmYi3GlxgPqZKmA4nvxYomLHj+qTWeHNlogIZ0x72liTYIubCgDvSDb34cLLr X7YA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=0XxsLl5GDyh25/6I9F8MRoDTnhcv/AzbX2Tn7Zd+svM=; b=JHbF/DZVhqwjp4QapoBVcZZJqZ1mRT7GpefBIP5w0bmIyUYd8NTWbNo+6YJhDzsWhD FlWKwRC+TEcF55cCRa9BbzJ/U3nLopMGEZLIQ+prPxv9aIAxPbWdPFCm5SJgvRM3Ln0j lihV6fH0fyUPsZx9/2Y0Va9AViO5PifGl00+DWgM5D6Jj0+p0RxtMmpXRAGAajLiKFac W9viLs76RGqw6LIuFYFHTuov8s02AydIOUqMzJsEcp85+jacOQ/Y1RscUxhhkon2ZLFk 1u9FicXfinQX4zb31zSR1lFBYNM6Hoz6vpobrUuHJZRh7rOOG59tW4Iz9079pvpg1GtV Pauw== X-Gm-Message-State: AODbwcC7wYiO1Sj6k4qdQTX2zCypON4nMT2jmjW8uoYvHh8fLJK45Ya5 iYB9UNfOCibAOQsMQv4= X-Received: by 10.200.53.51 with SMTP id y48mr24651004qtb.98.1496795545559; Tue, 06 Jun 2017 17:32:25 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Date: Tue, 6 Jun 2017 17:30:56 -0700 Message-Id: <20170607003119.14778-48-rth@twiddle.net> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170607003119.14778-1-rth@twiddle.net> References: <20170607003119.14778-1-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:400d:c0d::244 Subject: [Qemu-devel] [PULL v2 47/70] target/s390x: implement MOVE INVERSE X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Aurelien Jarno Reviewed-by: Richard Henderson Signed-off-by: Aurelien Jarno Message-Id: <20170531220129.27724-11-aurelien@aurel32.net> Signed-off-by: Richard Henderson --- target/s390x/helper.h | 1 + target/s390x/insn-data.def | 2 ++ target/s390x/mem_helper.c | 12 ++++++++++++ target/s390x/translate.c | 8 ++++++++ 4 files changed, 23 insertions(+) diff --git a/target/s390x/helper.h b/target/s390x/helper.h index 86e2bc1..4b6c756 100644 --- a/target/s390x/helper.h +++ b/target/s390x/helper.h @@ -3,6 +3,7 @@ DEF_HELPER_FLAGS_4(nc, TCG_CALL_NO_WG, i32, env, i32, i64, = i64) DEF_HELPER_FLAGS_4(oc, TCG_CALL_NO_WG, i32, env, i32, i64, i64) DEF_HELPER_FLAGS_4(xc, TCG_CALL_NO_WG, i32, env, i32, i64, i64) DEF_HELPER_FLAGS_4(mvc, TCG_CALL_NO_WG, void, env, i32, i64, i64) +DEF_HELPER_FLAGS_4(mvcin, TCG_CALL_NO_WG, void, env, i32, i64, i64) DEF_HELPER_FLAGS_4(clc, TCG_CALL_NO_WG, i32, env, i32, i64, i64) DEF_HELPER_3(mvcl, i32, env, i32, i32) DEF_HELPER_FLAGS_4(clm, TCG_CALL_NO_WG, i32, env, i32, i32, i64) diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def index 39fcce5..c1303d6 100644 --- a/target/s390x/insn-data.def +++ b/target/s390x/insn-data.def @@ -570,6 +570,8 @@ C(0xe548, MVGHI, SIL, GIE, la1, i2, 0, m1_64, mov2, 0) C(0x9200, MVI, SI, Z, la1, i2, 0, m1_8, mov2, 0) C(0xeb52, MVIY, SIY, LD, la1, i2, 0, m1_8, mov2, 0) +/* MOVE INVERSE */ + C(0xe800, MVCIN, SS_a, Z, la1, a2, 0, 0, mvcin, 0) /* MOVE LONG */ C(0x0e00, MVCL, RR_a, Z, 0, 0, 0, 0, mvcl, 0) /* MOVE LONG EXTENDED */ diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c index 850472e..6faaadd 100644 --- a/target/s390x/mem_helper.c +++ b/target/s390x/mem_helper.c @@ -231,6 +231,18 @@ void HELPER(mvc)(CPUS390XState *env, uint32_t l, uint6= 4_t dest, uint64_t src) do_helper_mvc(env, l, dest, src, GETPC()); } =20 +/* move inverse */ +void HELPER(mvcin)(CPUS390XState *env, uint32_t l, uint64_t dest, uint64_t= src) +{ + uintptr_t ra =3D GETPC(); + int i; + + for (i =3D 0; i <=3D l; i++) { + uint8_t v =3D cpu_ldub_data_ra(env, src - i, ra); + cpu_stb_data_ra(env, dest + i, v, ra); + } +} + /* compare unsigned byte arrays */ static uint32_t do_helper_clc(CPUS390XState *env, uint32_t l, uint64_t s1, uint64_t s2, uintptr_t ra) diff --git a/target/s390x/translate.c b/target/s390x/translate.c index 0a35eed..a9b96e7 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -2938,6 +2938,14 @@ static ExitStatus op_mvc(DisasContext *s, DisasOps *= o) return NO_EXIT; } =20 +static ExitStatus op_mvcin(DisasContext *s, DisasOps *o) +{ + TCGv_i32 l =3D tcg_const_i32(get_field(s->fields, l1)); + gen_helper_mvcin(cpu_env, l, o->addr1, o->in2); + tcg_temp_free_i32(l); + return NO_EXIT; +} + static ExitStatus op_mvcl(DisasContext *s, DisasOps *o) { TCGv_i32 r1 =3D tcg_const_i32(get_field(s->fields, r1)); --=20 2.9.4